78250576075503 has 16 divisors (see below), whose sum is σ = 112385950214496. Its totient is φ = 48142994088960.

The previous prime is 78250576075493. The next prime is 78250576075519. The reversal of 78250576075503 is 30557067505287.

It is not a de Polignac number, because 78250576075503 - 2⁴ = 78250576075487 is a prime.

It is a super-2 number, since 2×78250576075503² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78250576075523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 233300538 + ... + 233635703.

It is an arithmetic number, because the mean of its divisors is an integer number (7024121888406).

Almost surely, 2^{78250576075503} is an apocalyptic number.

78250576075503 is a deficient number, since it is larger than the sum of its proper divisors (34135374138993).

78250576075503 is a wasteful number, since it uses less digits than its factorization.

78250576075503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466940554.

The product of its (nonzero) digits is 61740000, while the sum is 60.

The spelling of 78250576075503 in words is "seventy-eight trillion, two hundred fifty billion, five hundred seventy-six million, seventy-five thousand, five hundred three".